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<FONT color="green">001</FONT>    /*<a name="line.1"></a>
<FONT color="green">002</FONT>     * Licensed to the Apache Software Foundation (ASF) under one or more<a name="line.2"></a>
<FONT color="green">003</FONT>     * contributor license agreements.  See the NOTICE file distributed with<a name="line.3"></a>
<FONT color="green">004</FONT>     * this work for additional information regarding copyright ownership.<a name="line.4"></a>
<FONT color="green">005</FONT>     * The ASF licenses this file to You under the Apache License, Version 2.0<a name="line.5"></a>
<FONT color="green">006</FONT>     * (the "License"); you may not use this file except in compliance with<a name="line.6"></a>
<FONT color="green">007</FONT>     * the License.  You may obtain a copy of the License at<a name="line.7"></a>
<FONT color="green">008</FONT>     *<a name="line.8"></a>
<FONT color="green">009</FONT>     *     http://www.apache.org/licenses/LICENSE-2.0<a name="line.9"></a>
<FONT color="green">010</FONT>     *<a name="line.10"></a>
<FONT color="green">011</FONT>     * Unless required by applicable law or agreed to in writing, software<a name="line.11"></a>
<FONT color="green">012</FONT>     * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.12"></a>
<FONT color="green">013</FONT>     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.13"></a>
<FONT color="green">014</FONT>     * See the License for the specific language governing permissions and<a name="line.14"></a>
<FONT color="green">015</FONT>     * limitations under the License.<a name="line.15"></a>
<FONT color="green">016</FONT>     */<a name="line.16"></a>
<FONT color="green">017</FONT>    package org.apache.commons.jxpath.ri.model.beans;<a name="line.17"></a>
<FONT color="green">018</FONT>    <a name="line.18"></a>
<FONT color="green">019</FONT>    import java.beans.IndexedPropertyDescriptor;<a name="line.19"></a>
<FONT color="green">020</FONT>    import java.beans.PropertyDescriptor;<a name="line.20"></a>
<FONT color="green">021</FONT>    <a name="line.21"></a>
<FONT color="green">022</FONT>    import org.apache.commons.jxpath.JXPathBeanInfo;<a name="line.22"></a>
<FONT color="green">023</FONT>    import org.apache.commons.jxpath.JXPathContext;<a name="line.23"></a>
<FONT color="green">024</FONT>    import org.apache.commons.jxpath.JXPathInvalidAccessException;<a name="line.24"></a>
<FONT color="green">025</FONT>    import org.apache.commons.jxpath.ri.model.NodePointer;<a name="line.25"></a>
<FONT color="green">026</FONT>    import org.apache.commons.jxpath.util.ValueUtils;<a name="line.26"></a>
<FONT color="green">027</FONT>    <a name="line.27"></a>
<FONT color="green">028</FONT>    /**<a name="line.28"></a>
<FONT color="green">029</FONT>     * Pointer pointing to a property of a JavaBean.<a name="line.29"></a>
<FONT color="green">030</FONT>     *<a name="line.30"></a>
<FONT color="green">031</FONT>     * @author Dmitri Plotnikov<a name="line.31"></a>
<FONT color="green">032</FONT>     * @version $Revision: 670727 $ $Date: 2008-06-23 15:10:38 -0500 (Mon, 23 Jun 2008) $<a name="line.32"></a>
<FONT color="green">033</FONT>     */<a name="line.33"></a>
<FONT color="green">034</FONT>    public class BeanPropertyPointer extends PropertyPointer {<a name="line.34"></a>
<FONT color="green">035</FONT>        private static final long serialVersionUID = -6008991447676468786L;<a name="line.35"></a>
<FONT color="green">036</FONT>    <a name="line.36"></a>
<FONT color="green">037</FONT>        private static final Object UNINITIALIZED = new Object();<a name="line.37"></a>
<FONT color="green">038</FONT>    <a name="line.38"></a>
<FONT color="green">039</FONT>        private String propertyName;<a name="line.39"></a>
<FONT color="green">040</FONT>        private JXPathBeanInfo beanInfo;<a name="line.40"></a>
<FONT color="green">041</FONT>        private Object baseValue = UNINITIALIZED;<a name="line.41"></a>
<FONT color="green">042</FONT>        private Object value = UNINITIALIZED;<a name="line.42"></a>
<FONT color="green">043</FONT>        private transient String[] names;<a name="line.43"></a>
<FONT color="green">044</FONT>        private transient PropertyDescriptor[] propertyDescriptors;<a name="line.44"></a>
<FONT color="green">045</FONT>        private transient PropertyDescriptor propertyDescriptor;<a name="line.45"></a>
<FONT color="green">046</FONT>    <a name="line.46"></a>
<FONT color="green">047</FONT>        /**<a name="line.47"></a>
<FONT color="green">048</FONT>         * Create a new BeanPropertyPointer.<a name="line.48"></a>
<FONT color="green">049</FONT>         * @param parent parent pointer<a name="line.49"></a>
<FONT color="green">050</FONT>         * @param beanInfo describes the target property/ies.<a name="line.50"></a>
<FONT color="green">051</FONT>         */<a name="line.51"></a>
<FONT color="green">052</FONT>        public BeanPropertyPointer(NodePointer parent, JXPathBeanInfo beanInfo) {<a name="line.52"></a>
<FONT color="green">053</FONT>            super(parent);<a name="line.53"></a>
<FONT color="green">054</FONT>            this.beanInfo = beanInfo;<a name="line.54"></a>
<FONT color="green">055</FONT>        }<a name="line.55"></a>
<FONT color="green">056</FONT>    <a name="line.56"></a>
<FONT color="green">057</FONT>        /**<a name="line.57"></a>
<FONT color="green">058</FONT>         * This type of node is auxiliary.<a name="line.58"></a>
<FONT color="green">059</FONT>         * @return true<a name="line.59"></a>
<FONT color="green">060</FONT>         */<a name="line.60"></a>
<FONT color="green">061</FONT>        public boolean isContainer() {<a name="line.61"></a>
<FONT color="green">062</FONT>            return true;<a name="line.62"></a>
<FONT color="green">063</FONT>        }<a name="line.63"></a>
<FONT color="green">064</FONT>    <a name="line.64"></a>
<FONT color="green">065</FONT>        public int getPropertyCount() {<a name="line.65"></a>
<FONT color="green">066</FONT>            if (beanInfo.isAtomic()) {<a name="line.66"></a>
<FONT color="green">067</FONT>                return 0;<a name="line.67"></a>
<FONT color="green">068</FONT>            }<a name="line.68"></a>
<FONT color="green">069</FONT>            return getPropertyDescriptors().length;<a name="line.69"></a>
<FONT color="green">070</FONT>        }<a name="line.70"></a>
<FONT color="green">071</FONT>    <a name="line.71"></a>
<FONT color="green">072</FONT>        /**<a name="line.72"></a>
<FONT color="green">073</FONT>         * Get the names of all properties, sorted alphabetically<a name="line.73"></a>
<FONT color="green">074</FONT>         * @return String[]<a name="line.74"></a>
<FONT color="green">075</FONT>         */<a name="line.75"></a>
<FONT color="green">076</FONT>        public String[] getPropertyNames() {<a name="line.76"></a>
<FONT color="green">077</FONT>            if (names == null) {<a name="line.77"></a>
<FONT color="green">078</FONT>                PropertyDescriptor[] pds = getPropertyDescriptors();<a name="line.78"></a>
<FONT color="green">079</FONT>                names = new String[pds.length];<a name="line.79"></a>
<FONT color="green">080</FONT>                for (int i = 0; i &lt; names.length; i++) {<a name="line.80"></a>
<FONT color="green">081</FONT>                    names[i] = pds[i].getName();<a name="line.81"></a>
<FONT color="green">082</FONT>                }<a name="line.82"></a>
<FONT color="green">083</FONT>            }<a name="line.83"></a>
<FONT color="green">084</FONT>            return names;<a name="line.84"></a>
<FONT color="green">085</FONT>        }<a name="line.85"></a>
<FONT color="green">086</FONT>    <a name="line.86"></a>
<FONT color="green">087</FONT>        /**<a name="line.87"></a>
<FONT color="green">088</FONT>         * Select a property by name.<a name="line.88"></a>
<FONT color="green">089</FONT>         * @param propertyName String name<a name="line.89"></a>
<FONT color="green">090</FONT>         */<a name="line.90"></a>
<FONT color="green">091</FONT>        public void setPropertyName(String propertyName) {<a name="line.91"></a>
<FONT color="green">092</FONT>            setPropertyIndex(UNSPECIFIED_PROPERTY);<a name="line.92"></a>
<FONT color="green">093</FONT>            this.propertyName = propertyName;<a name="line.93"></a>
<FONT color="green">094</FONT>        }<a name="line.94"></a>
<FONT color="green">095</FONT>    <a name="line.95"></a>
<FONT color="green">096</FONT>        /**<a name="line.96"></a>
<FONT color="green">097</FONT>         * Selects a property by its offset in the alphabetically sorted list.<a name="line.97"></a>
<FONT color="green">098</FONT>         * @param index property index<a name="line.98"></a>
<FONT color="green">099</FONT>         */<a name="line.99"></a>
<FONT color="green">100</FONT>        public void setPropertyIndex(int index) {<a name="line.100"></a>
<FONT color="green">101</FONT>            if (propertyIndex != index) {<a name="line.101"></a>
<FONT color="green">102</FONT>                super.setPropertyIndex(index);<a name="line.102"></a>
<FONT color="green">103</FONT>                propertyName = null;<a name="line.103"></a>
<FONT color="green">104</FONT>                propertyDescriptor = null;<a name="line.104"></a>
<FONT color="green">105</FONT>                baseValue = UNINITIALIZED;<a name="line.105"></a>
<FONT color="green">106</FONT>                value = UNINITIALIZED;<a name="line.106"></a>
<FONT color="green">107</FONT>            }<a name="line.107"></a>
<FONT color="green">108</FONT>        }<a name="line.108"></a>
<FONT color="green">109</FONT>    <a name="line.109"></a>
<FONT color="green">110</FONT>        /**<a name="line.110"></a>
<FONT color="green">111</FONT>         * Get the value of the currently selected property.<a name="line.111"></a>
<FONT color="green">112</FONT>         * @return Object value<a name="line.112"></a>
<FONT color="green">113</FONT>         */<a name="line.113"></a>
<FONT color="green">114</FONT>        public Object getBaseValue() {<a name="line.114"></a>
<FONT color="green">115</FONT>            if (baseValue == UNINITIALIZED) {<a name="line.115"></a>
<FONT color="green">116</FONT>                PropertyDescriptor pd = getPropertyDescriptor();<a name="line.116"></a>
<FONT color="green">117</FONT>                if (pd == null) {<a name="line.117"></a>
<FONT color="green">118</FONT>                    return null;<a name="line.118"></a>
<FONT color="green">119</FONT>                }<a name="line.119"></a>
<FONT color="green">120</FONT>                baseValue = ValueUtils.getValue(getBean(), pd);<a name="line.120"></a>
<FONT color="green">121</FONT>            }<a name="line.121"></a>
<FONT color="green">122</FONT>            return baseValue;<a name="line.122"></a>
<FONT color="green">123</FONT>        }<a name="line.123"></a>
<FONT color="green">124</FONT>    <a name="line.124"></a>
<FONT color="green">125</FONT>        public void setIndex(int index) {<a name="line.125"></a>
<FONT color="green">126</FONT>            if (this.index == index) {<a name="line.126"></a>
<FONT color="green">127</FONT>                return;<a name="line.127"></a>
<FONT color="green">128</FONT>            }<a name="line.128"></a>
<FONT color="green">129</FONT>            // When dealing with a scalar, index == 0 is equivalent to<a name="line.129"></a>
<FONT color="green">130</FONT>            // WHOLE_COLLECTION, so do not change it.<a name="line.130"></a>
<FONT color="green">131</FONT>            if (this.index != WHOLE_COLLECTION<a name="line.131"></a>
<FONT color="green">132</FONT>                    || index != 0<a name="line.132"></a>
<FONT color="green">133</FONT>                    || isCollection()) {<a name="line.133"></a>
<FONT color="green">134</FONT>                super.setIndex(index);<a name="line.134"></a>
<FONT color="green">135</FONT>                value = UNINITIALIZED;<a name="line.135"></a>
<FONT color="green">136</FONT>            }<a name="line.136"></a>
<FONT color="green">137</FONT>        }<a name="line.137"></a>
<FONT color="green">138</FONT>    <a name="line.138"></a>
<FONT color="green">139</FONT>        /**<a name="line.139"></a>
<FONT color="green">140</FONT>         * If index == WHOLE_COLLECTION, the value of the property, otherwise<a name="line.140"></a>
<FONT color="green">141</FONT>         * the value of the index'th element of the collection represented by the<a name="line.141"></a>
<FONT color="green">142</FONT>         * property. If the property is not a collection, index should be zero<a name="line.142"></a>
<FONT color="green">143</FONT>         * and the value will be the property itself.<a name="line.143"></a>
<FONT color="green">144</FONT>         * @return Object<a name="line.144"></a>
<FONT color="green">145</FONT>         */<a name="line.145"></a>
<FONT color="green">146</FONT>        public Object getImmediateNode() {<a name="line.146"></a>
<FONT color="green">147</FONT>            if (value == UNINITIALIZED) {<a name="line.147"></a>
<FONT color="green">148</FONT>                if (index == WHOLE_COLLECTION) {<a name="line.148"></a>
<FONT color="green">149</FONT>                    value = ValueUtils.getValue(getBaseValue());<a name="line.149"></a>
<FONT color="green">150</FONT>                }<a name="line.150"></a>
<FONT color="green">151</FONT>                else {<a name="line.151"></a>
<FONT color="green">152</FONT>                    PropertyDescriptor pd = getPropertyDescriptor();<a name="line.152"></a>
<FONT color="green">153</FONT>                    if (pd == null) {<a name="line.153"></a>
<FONT color="green">154</FONT>                        value = null;<a name="line.154"></a>
<FONT color="green">155</FONT>                    }<a name="line.155"></a>
<FONT color="green">156</FONT>                    else {<a name="line.156"></a>
<FONT color="green">157</FONT>                        value = ValueUtils.getValue(getBean(), pd, index);<a name="line.157"></a>
<FONT color="green">158</FONT>                    }<a name="line.158"></a>
<FONT color="green">159</FONT>                }<a name="line.159"></a>
<FONT color="green">160</FONT>            }<a name="line.160"></a>
<FONT color="green">161</FONT>            return value;<a name="line.161"></a>
<FONT color="green">162</FONT>        }<a name="line.162"></a>
<FONT color="green">163</FONT>    <a name="line.163"></a>
<FONT color="green">164</FONT>        protected boolean isActualProperty() {<a name="line.164"></a>
<FONT color="green">165</FONT>            return getPropertyDescriptor() != null;<a name="line.165"></a>
<FONT color="green">166</FONT>        }<a name="line.166"></a>
<FONT color="green">167</FONT>    <a name="line.167"></a>
<FONT color="green">168</FONT>        public boolean isCollection() {<a name="line.168"></a>
<FONT color="green">169</FONT>            PropertyDescriptor pd = getPropertyDescriptor();<a name="line.169"></a>
<FONT color="green">170</FONT>            if (pd == null) {<a name="line.170"></a>
<FONT color="green">171</FONT>                return false;<a name="line.171"></a>
<FONT color="green">172</FONT>            }<a name="line.172"></a>
<FONT color="green">173</FONT>    <a name="line.173"></a>
<FONT color="green">174</FONT>            if (pd instanceof IndexedPropertyDescriptor) {<a name="line.174"></a>
<FONT color="green">175</FONT>                return true;<a name="line.175"></a>
<FONT color="green">176</FONT>            }<a name="line.176"></a>
<FONT color="green">177</FONT>    <a name="line.177"></a>
<FONT color="green">178</FONT>            int hint = ValueUtils.getCollectionHint(pd.getPropertyType());<a name="line.178"></a>
<FONT color="green">179</FONT>            if (hint == -1) {<a name="line.179"></a>
<FONT color="green">180</FONT>                return false;<a name="line.180"></a>
<FONT color="green">181</FONT>            }<a name="line.181"></a>
<FONT color="green">182</FONT>            if (hint == 1) {<a name="line.182"></a>
<FONT color="green">183</FONT>                return true;<a name="line.183"></a>
<FONT color="green">184</FONT>            }<a name="line.184"></a>
<FONT color="green">185</FONT>    <a name="line.185"></a>
<FONT color="green">186</FONT>            Object value = getBaseValue();<a name="line.186"></a>
<FONT color="green">187</FONT>            return value != null &amp;&amp; ValueUtils.isCollection(value);<a name="line.187"></a>
<FONT color="green">188</FONT>        }<a name="line.188"></a>
<FONT color="green">189</FONT>    <a name="line.189"></a>
<FONT color="green">190</FONT>        /**<a name="line.190"></a>
<FONT color="green">191</FONT>         * If the property contains a collection, then the length of that<a name="line.191"></a>
<FONT color="green">192</FONT>         * collection, otherwise - 1.<a name="line.192"></a>
<FONT color="green">193</FONT>         * @return int length<a name="line.193"></a>
<FONT color="green">194</FONT>         */<a name="line.194"></a>
<FONT color="green">195</FONT>        public int getLength() {<a name="line.195"></a>
<FONT color="green">196</FONT>            PropertyDescriptor pd = getPropertyDescriptor();<a name="line.196"></a>
<FONT color="green">197</FONT>            if (pd == null) {<a name="line.197"></a>
<FONT color="green">198</FONT>                return 1;<a name="line.198"></a>
<FONT color="green">199</FONT>            }<a name="line.199"></a>
<FONT color="green">200</FONT>    <a name="line.200"></a>
<FONT color="green">201</FONT>            if (pd instanceof IndexedPropertyDescriptor) {<a name="line.201"></a>
<FONT color="green">202</FONT>                return ValueUtils.getIndexedPropertyLength(<a name="line.202"></a>
<FONT color="green">203</FONT>                    getBean(),<a name="line.203"></a>
<FONT color="green">204</FONT>                    (IndexedPropertyDescriptor) pd);<a name="line.204"></a>
<FONT color="green">205</FONT>            }<a name="line.205"></a>
<FONT color="green">206</FONT>    <a name="line.206"></a>
<FONT color="green">207</FONT>            int hint = ValueUtils.getCollectionHint(pd.getPropertyType());<a name="line.207"></a>
<FONT color="green">208</FONT>            if (hint == -1) {<a name="line.208"></a>
<FONT color="green">209</FONT>                return 1;<a name="line.209"></a>
<FONT color="green">210</FONT>            }<a name="line.210"></a>
<FONT color="green">211</FONT>            return ValueUtils.getLength(getBaseValue());<a name="line.211"></a>
<FONT color="green">212</FONT>        }<a name="line.212"></a>
<FONT color="green">213</FONT>    <a name="line.213"></a>
<FONT color="green">214</FONT>        /**<a name="line.214"></a>
<FONT color="green">215</FONT>         * If index == WHOLE_COLLECTION, change the value of the property, otherwise<a name="line.215"></a>
<FONT color="green">216</FONT>         * change the value of the index'th element of the collection<a name="line.216"></a>
<FONT color="green">217</FONT>         * represented by the property.<a name="line.217"></a>
<FONT color="green">218</FONT>         * @param value value to set<a name="line.218"></a>
<FONT color="green">219</FONT>         */<a name="line.219"></a>
<FONT color="green">220</FONT>        public void setValue(Object value) {<a name="line.220"></a>
<FONT color="green">221</FONT>            PropertyDescriptor pd = getPropertyDescriptor();<a name="line.221"></a>
<FONT color="green">222</FONT>            if (pd == null) {<a name="line.222"></a>
<FONT color="green">223</FONT>                throw new JXPathInvalidAccessException(<a name="line.223"></a>
<FONT color="green">224</FONT>                    "Cannot set property: " + asPath() + " - no such property");<a name="line.224"></a>
<FONT color="green">225</FONT>            }<a name="line.225"></a>
<FONT color="green">226</FONT>    <a name="line.226"></a>
<FONT color="green">227</FONT>            if (index == WHOLE_COLLECTION) {<a name="line.227"></a>
<FONT color="green">228</FONT>                ValueUtils.setValue(getBean(), pd, value);<a name="line.228"></a>
<FONT color="green">229</FONT>            }<a name="line.229"></a>
<FONT color="green">230</FONT>            else {<a name="line.230"></a>
<FONT color="green">231</FONT>                ValueUtils.setValue(getBean(), pd, index, value);<a name="line.231"></a>
<FONT color="green">232</FONT>            }<a name="line.232"></a>
<FONT color="green">233</FONT>            this.value = value;<a name="line.233"></a>
<FONT color="green">234</FONT>        }<a name="line.234"></a>
<FONT color="green">235</FONT>    <a name="line.235"></a>
<FONT color="green">236</FONT>        public NodePointer createPath(JXPathContext context) {<a name="line.236"></a>
<FONT color="green">237</FONT>            if (getImmediateNode() == null) {<a name="line.237"></a>
<FONT color="green">238</FONT>                super.createPath(context);<a name="line.238"></a>
<FONT color="green">239</FONT>                baseValue = UNINITIALIZED;<a name="line.239"></a>
<FONT color="green">240</FONT>                value = UNINITIALIZED;<a name="line.240"></a>
<FONT color="green">241</FONT>            }<a name="line.241"></a>
<FONT color="green">242</FONT>            return this;<a name="line.242"></a>
<FONT color="green">243</FONT>        }<a name="line.243"></a>
<FONT color="green">244</FONT>    <a name="line.244"></a>
<FONT color="green">245</FONT>        public void remove() {<a name="line.245"></a>
<FONT color="green">246</FONT>            if (index == WHOLE_COLLECTION) {<a name="line.246"></a>
<FONT color="green">247</FONT>                setValue(null);<a name="line.247"></a>
<FONT color="green">248</FONT>            }<a name="line.248"></a>
<FONT color="green">249</FONT>            else if (isCollection()) {<a name="line.249"></a>
<FONT color="green">250</FONT>                Object o = getBaseValue();<a name="line.250"></a>
<FONT color="green">251</FONT>                Object collection = ValueUtils.remove(getBaseValue(), index);<a name="line.251"></a>
<FONT color="green">252</FONT>                if (collection != o) {<a name="line.252"></a>
<FONT color="green">253</FONT>                    ValueUtils.setValue(getBean(), getPropertyDescriptor(), collection);<a name="line.253"></a>
<FONT color="green">254</FONT>                }<a name="line.254"></a>
<FONT color="green">255</FONT>            }<a name="line.255"></a>
<FONT color="green">256</FONT>            else if (index == 0) {<a name="line.256"></a>
<FONT color="green">257</FONT>                index = WHOLE_COLLECTION;<a name="line.257"></a>
<FONT color="green">258</FONT>                setValue(null);<a name="line.258"></a>
<FONT color="green">259</FONT>            }<a name="line.259"></a>
<FONT color="green">260</FONT>        }<a name="line.260"></a>
<FONT color="green">261</FONT>    <a name="line.261"></a>
<FONT color="green">262</FONT>        /**<a name="line.262"></a>
<FONT color="green">263</FONT>         * Get the name of the currently selected property.<a name="line.263"></a>
<FONT color="green">264</FONT>         * @return String property name<a name="line.264"></a>
<FONT color="green">265</FONT>         */<a name="line.265"></a>
<FONT color="green">266</FONT>        public String getPropertyName() {<a name="line.266"></a>
<FONT color="green">267</FONT>            if (propertyName == null) {<a name="line.267"></a>
<FONT color="green">268</FONT>                PropertyDescriptor pd = getPropertyDescriptor();<a name="line.268"></a>
<FONT color="green">269</FONT>                if (pd != null) {<a name="line.269"></a>
<FONT color="green">270</FONT>                    propertyName = pd.getName();<a name="line.270"></a>
<FONT color="green">271</FONT>                }<a name="line.271"></a>
<FONT color="green">272</FONT>            }<a name="line.272"></a>
<FONT color="green">273</FONT>            return propertyName != null ? propertyName : "*";<a name="line.273"></a>
<FONT color="green">274</FONT>        }<a name="line.274"></a>
<FONT color="green">275</FONT>    <a name="line.275"></a>
<FONT color="green">276</FONT>        /**<a name="line.276"></a>
<FONT color="green">277</FONT>         * Finds the property descriptor corresponding to the current property<a name="line.277"></a>
<FONT color="green">278</FONT>         * index.<a name="line.278"></a>
<FONT color="green">279</FONT>         * @return PropertyDescriptor<a name="line.279"></a>
<FONT color="green">280</FONT>         */<a name="line.280"></a>
<FONT color="green">281</FONT>        private PropertyDescriptor getPropertyDescriptor() {<a name="line.281"></a>
<FONT color="green">282</FONT>            if (propertyDescriptor == null) {<a name="line.282"></a>
<FONT color="green">283</FONT>                int inx = getPropertyIndex();<a name="line.283"></a>
<FONT color="green">284</FONT>                if (inx == UNSPECIFIED_PROPERTY) {<a name="line.284"></a>
<FONT color="green">285</FONT>                    propertyDescriptor =<a name="line.285"></a>
<FONT color="green">286</FONT>                        beanInfo.getPropertyDescriptor(propertyName);<a name="line.286"></a>
<FONT color="green">287</FONT>                }<a name="line.287"></a>
<FONT color="green">288</FONT>                else {<a name="line.288"></a>
<FONT color="green">289</FONT>                    PropertyDescriptor[] propertyDescriptors =<a name="line.289"></a>
<FONT color="green">290</FONT>                        getPropertyDescriptors();<a name="line.290"></a>
<FONT color="green">291</FONT>                    if (inx &gt;= 0 &amp;&amp; inx &lt; propertyDescriptors.length) {<a name="line.291"></a>
<FONT color="green">292</FONT>                        propertyDescriptor = propertyDescriptors[inx];<a name="line.292"></a>
<FONT color="green">293</FONT>                    }<a name="line.293"></a>
<FONT color="green">294</FONT>                    else {<a name="line.294"></a>
<FONT color="green">295</FONT>                        propertyDescriptor = null;<a name="line.295"></a>
<FONT color="green">296</FONT>                    }<a name="line.296"></a>
<FONT color="green">297</FONT>                }<a name="line.297"></a>
<FONT color="green">298</FONT>            }<a name="line.298"></a>
<FONT color="green">299</FONT>            return propertyDescriptor;<a name="line.299"></a>
<FONT color="green">300</FONT>        }<a name="line.300"></a>
<FONT color="green">301</FONT>    <a name="line.301"></a>
<FONT color="green">302</FONT>        /**<a name="line.302"></a>
<FONT color="green">303</FONT>         * Get all PropertyDescriptors.<a name="line.303"></a>
<FONT color="green">304</FONT>         * @return PropertyDescriptor[]<a name="line.304"></a>
<FONT color="green">305</FONT>         */<a name="line.305"></a>
<FONT color="green">306</FONT>        protected synchronized PropertyDescriptor[] getPropertyDescriptors() {<a name="line.306"></a>
<FONT color="green">307</FONT>            if (propertyDescriptors == null) {<a name="line.307"></a>
<FONT color="green">308</FONT>                propertyDescriptors = beanInfo.getPropertyDescriptors();<a name="line.308"></a>
<FONT color="green">309</FONT>            }<a name="line.309"></a>
<FONT color="green">310</FONT>            return propertyDescriptors;<a name="line.310"></a>
<FONT color="green">311</FONT>        }<a name="line.311"></a>
<FONT color="green">312</FONT>    }<a name="line.312"></a>




























































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